Madaus Martin D
SEC insider (Form 3/4/5 filer). CIK 0001310268. Interim CEO at Azenta, Inc. (AZTA) and 4 other issuers. 17 reported Form 4/5 transactions since Sep 2024; latest on Oct 22, 2026. Located in BURLINGTON, MA.
Companies Madaus Martin D has filed insider reports for
- Azenta, Inc. (AZTA): Officer, Interim CEO
- HAEMONETICS CORP (HAE): Director
- REPLIGEN CORP (RGEN): Director
- HOLOGIC INC (HOLX): Director
- Quanterix Corp (QTRX): Director
Madaus Martin D
CIK: 0001310268
Transaction Breakdown
Open Market Buys (P)3 (17.6%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)10 (58.8%)
Compensation grants
Other (G, F, J, C, D, …)4 (23.5%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (17 total)
- Oct 22, 2026AZTA
Azenta, Inc.
Tax PaymentDirect1.3K shares at avg. $36.01$47K - Sep 22, 2026AZTA
Azenta, Inc.
Tax PaymentDirect1.5K shares at avg. $34.28$50K - Sep 14, 2026AZTA
Azenta, Inc.
AwardDirect36.7K shares- - Jul 24, 2026HAE
HAEMONETICS CORP
AwardDirect2.5K shares- - May 14, 2026RGEN
REPLIGEN CORP
AwardDirect995 shares- - Apr 7, 2026HOLX
HOLOGIC INC
DispositionDirect5.4K shares- - Apr 7, 2026HOLX
HOLOGIC INC
DispositionIndirect5.4K shares- - Feb 26, 2026HOLX
HOLOGIC INC
AwardDirect3.2K shares- - Feb 5, 2026AZTA
Azenta, Inc.
AwardDirectRestricted Stock Unit
5.7K shares- - Aug 8, 2025RGEN
REPLIGEN CORP
PurchaseIndirect1.8K shares at avg. $112.13$202K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 22, 2026 |  AZTA Azenta, Inc. | Tax Payment | 1,294 | $36.01 | $46,597 | Direct |
| Sep 22, 2026 | AZTA Azenta, Inc. | Tax Payment | 1,456 | $34.28 | $49,912 | Direct |
| Sep 14, 2026 | AZTA Azenta, Inc. | Award | 36,653 | - | $0 | Direct |
| Jul 24, 2026 |  HAE HAEMONETICS CORP | Award | 2,538 | - | $0 | Direct |
| May 14, 2026 |  RGEN REPLIGEN CORP | Award | 995 | - | $0 | Direct |
| Apr 7, 2026 |  HOLX HOLOGIC INC | Disposition | 5,396 | - | $0 | Direct |
| Apr 7, 2026 | HOLX HOLOGIC INC | Disposition | 5,445 | - | $0 | Indirect |
| Feb 26, 2026 | HOLX HOLOGIC INC | Award | 3,190 | - | $0 | Direct |
| Feb 5, 2026 | AZTA Azenta, Inc. | Award Restricted Stock Unit | 5,663 | - | - | Direct |
| Aug 8, 2025 | RGEN REPLIGEN CORP | Purchase | 1,800 | $112.13 | $201,830 | Indirect |
1-10 of 17 transactions